OOB Write in Huawei Kernel Module Enables DoS & Data Leak
CVE-2026-34855 Published on April 13, 2026
Out-of-bounds write vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
Vulnerability Analysis
CVE-2026-34855 can be exploited with local system access, and requires user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity, and a high impact on availability.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-34855
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Affected Versions
Huawei HarmonyOS:- Version 6.0.0 is affected.
- Version 5.1.0 is affected.
- Version 4.3.1 is affected.
- Version 4.3.0 is affected.
- Version 4.2.0 is affected.
- Version 4.0.0 is affected.
- Version 15.0.0 is affected.
- Version 14.2.0 is affected.
- Version 14.0.0 is affected.